These panels are modular and pre fabricated sandwish type CFC free panels. the panels having density of 40 +_2kg/m3 consists of two outer skins with an inner insulated core made up of self extinguishing rigid-polyurethane foam with high insulation co-efficient of 60-80-100-120-150-165-200mm thickness having width of 1000mmand length upto 12000mm for chiller, freezer & blast freezer application